.c_primary_btn {
    width: 70px;
    height: 30px;
    line-height: 20px;
    background-color: #D0021B;
    border: 1px solid #D0021B;
    color: #fff;
    font-size: 13px;
}
.c_primary_btn:hover {
    cursor: pointer;
    opacity: 0.8;
}